Eruptions of the Yellowstone volcanic system have included the two largest volcanic eruptions in North America in the past few million years; the third largest was at Long Valley in California and produced the Bishop ash bed.
On the diesel Passat, the TDI badge stands for Turbocharged Direct Injection, which isn't really all that helpful as the gasoline-powered Passat is also turbocharged and also uses direct injection. Volkswagen attempts to clear this up by calling this Passat the Passat TDI Clean Diesel.
Exact Engineering Inc. Exact Engineering Inc. (EEI) is a family owned full service plastic injection molding and tooling shop. Our injection molding capabilities range from rapid prototypes, small production volumes, and automated high production volumes and assembly using commodity, engineering and specialty engineering resins.